Sponge mitten



FIG. 1 is a bottom perspective view of the sponge mitten;

FIG. 2 is a front elevational view of the sponge mitten; and,

FIG. 3 is a side elevational view of the sponge mitten;

It is understood that the top of the sponge mitten is flat andunornamented as disclosed in FIGS. 2 and 3.

The ornamental design for sponge mitten, as shown and described.